#!/bin/bash
#
#  Copyright (c) 2017, The OpenThread Authors.
#  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions are met:
#  1. Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#  2. Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.
#  3. Neither the name of the copyright holder nor the
#     names of its contributors may be used to endorse or promote products
#     derived from this software without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
#  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
#  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
#  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
#  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
#  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
#  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
#  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
#  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
#  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
#  POSSIBILITY OF SUCH DAMAGE.
#
#   Description:
#       This script starts all border router services.
#

# shellcheck source=script/_initrc
. "$(dirname "$0")"/_initrc
. script/_nat64
. script/_dns64
. script/_firewall

startup()
{
    # shellcheck source=/dev/null
    . "$BEFORE_HOOK"
    sudo sysctl --system
    nat64_start || die 'Failed to start NAT64!'
    dns64_start || die 'Failed to start DNS64!'
    firewall_start || die 'Failed to start firewall'
    if have systemctl; then
        systemctl is-active rsyslog || sudo systemctl start rsyslog || die 'Failed to start rsyslog!'
        systemctl is-active dbus || sudo systemctl start dbus || die 'Failed to start dbus!'
        systemctl is-active avahi-daemon || sudo systemctl start avahi-daemon || die 'Failed to start avahi!'
        without WEB_GUI || systemctl is-active otbr-web || sudo systemctl start otbr-web || die 'Failed to start otbr-web!'
        systemctl is-active otbr-agent || sudo systemctl start otbr-agent || die 'Failed to start otbr-agent!'
    elif have service; then
        sudo service rsyslog status || sudo service rsyslog start || die 'Failed to start rsyslog!'
        sudo service dbus status || sudo service dbus start || die 'Failed to start dbus!'
        # Tolerate the mdns failure as it is installed for only CI docker.
        sudo service mdns status || sudo service mdns start || echo "service mdns is not available!"
        sudo service avahi-daemon status || sudo service avahi-daemon start || die 'Failed to start avahi!'
        sudo service otbr-agent status || sudo service otbr-agent start || die 'Failed to start otbr-agent!'
        without WEB_GUI || sudo service otbr-web status || sudo service otbr-web start || die 'Failed to start otbr-web!'
    else
        die 'Unable to find service manager. Try script/console to start in console mode!'
    fi
    # shellcheck source=/dev/null
    . "$AFTER_HOOK"
}

shutdown()
{
    nat64_stop || echo 'Failed to stop NAT64!'
    dns64_stop || echo 'Failed to stop DNS64!'
    firewall_stop || echo 'Failed to stop firewall'
    if have systemctl; then
        systemctl is-active rsyslog && sudo systemctl stop rsyslog || echo 'Failed to stop rsyslog!'
        systemctl is-active dbus && sudo systemctl stop dbus || echo 'Failed to stop dbus!'
        systemctl is-active avahi-daemon && sudo systemctl stop avahi-daemon || echo 'Failed to stop avahi!'
        without WEB_GUI || systemctl is-active otbr-web && sudo systemctl stop otbr-web || echo 'Failed to stop otbr-web!'
        systemctl is-active otbr-agent && sudo systemctl stop otbr-agent || echo 'Failed to stop otbr-agent!'
    elif have service; then
        sudo service rsyslog status && sudo service rsyslog stop || echo 'Failed to stop rsyslog!'
        sudo service dbus status && sudo service dbus stop || echo 'Failed to stop dbus!'
        sudo service mdns status && sudo service mdns stop || echo "service mdns is not available!"
        sudo service avahi-daemon status && sudo service avahi-daemon stop || echo 'Failed to stop avahi!'
        sudo service otbr-agent status && sudo service otbr-agent stop || echo 'Failed to stop otbr-agent!'
        without WEB_GUI || sudo service otbr-web status && sudo service otbr-web stop || echo 'Failed to stop otbr-web!'
    else
        echo 'Unable to find service manager. Try script/console to stop in console mode!'
    fi
}

main()
{
    if [[ ${1-} == "shutdown" ]]; then
        shift
        shutdown "$@"
    else
        startup "$@"
    fi
}

main "$@"
